package huawei;

import java.util.Arrays;

/**
 * @author: yfq
 * @date: 2023/3/13 8:35
 * @description:
 */
public class BubbleSort {
    public static void main(String[] args) {
        int[] arr = {2, 5, 4, 3, 2, 1};
        sort(arr);

        System.out.println(Arrays.toString(arr));
    }

    public static void sort(int[] arr) {
        for (int i = 0; i < arr.length - 1; i++) {
            for (int j = 0; j < arr.length - 1 - i; j++) {
                if (arr[j] > arr[j + 1]) {
                    arr[j] = arr[j] ^ arr[j + 1];
                    arr[j + 1] = arr[j] ^ arr[j + 1];
                    arr[j] = arr[j] ^ arr[j + 1];
                }
            }
        }
    }

}
